Kenneth Tai, MD
NPI 1942374905 · Internal Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kenneth Tai, MD is a Internal Medicine Physician provider in San Francisco, CA (NPI 1942374905).
Provider details
- NPI number
- 1942374905
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A91670 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
760 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 108 | $6 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 89 | $13 |
| Creatinine Level to Test for Kidney Function Or Muscle Injury82570 | 89 | $5 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 83 | $16 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 | 79 | $6 |
| Hemoglobin A1c Level83036 | 77 | $10 |
| Urine Microalbumin (protein) Level |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 69 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 515 | 143 |
| Rsv Vacc, Pref a and Pref B/Pfbrand: Abrysvo | 419 | 419 |
| Amlodipine Besylate | 374 | 106 |
| Losartan Potassium | 308 | 91 |
| Varicella-Zoster Ge/As01b/Pfbrand: Shingrix | 193 | 126 |
| Metoprolol Succinate | 164 | 48 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$17 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-20
- Last updated
- 2023-03-07
Frequently asked questions
- What is Kenneth Tai's NPI number?
- Kenneth Tai's National Provider Identifier (NPI) is 1942374905, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kenneth Tai's specialty?
- Kenneth Tai is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kenneth Tai located?
- Kenneth Tai's practice location on file with NPPES is 1520 Stockton Street, San Francisco, CA 94133.
- What is Kenneth Tai's phone number?
- The practice phone number listed in the NPPES registry for Kenneth Tai is (415) 391-9686.
- Does Kenneth Tai accept Medicare?
- Kenneth Tai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kenneth Tai's NPI active?
- Yes — Kenneth Tai's NPI (1942374905) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.